const initialState = {
    count : 0
}

export function reducer(state = initialState,action){
    switch(action.type){
        case 'plus':
        return{
            ...state,
            count: state.count+1
        }
        case 'subtrac':
        return{
            ...state,
            count:state.count-1
        }
        default:
        return initialState
    }
}